From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DB7292222CA; Mon, 23 Jun 2025 21:29:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750714174; cv=none; b=IBZ1tJ8odmHcNkr6IZc1DQzd7MYKFZAY8CVrY0i7oZaF0C6G4uY1Us9VWgA0Z8ceZANkEH4XnNmtUP/cnecy/z4BiX3DfX84C2ybVBUSeiOKIH323djrlL1kNwHZNL3poieykCthz0VZCcJ88G+wo1ObVgEWC+nrKBzzRzw0xQQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750714174; c=relaxed/simple; bh=miQOrr3Fwf1xm/DRqT1MyBH/gFKBW+pR77ff4VpyIsY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gp7btStRR8jk3954DdCU2gho5TpVLFiWXSl2qpcIPzWmaN0i1JIX4Z/V8Vjytsf6//ju5bGb2ZLovGk4GEColviI1wPnc7hvzcMLZML6cm+p7FMKRDKViqqWruNsHPhfLF2cjRfJgGmB5zPeUJbb7mHf1d3J8waDiC06zYyUvOg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=WIPUdfl0; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="WIPUdfl0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 37C71C4CEEA; Mon, 23 Jun 2025 21:29:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1750714174; bh=miQOrr3Fwf1xm/DRqT1MyBH/gFKBW+pR77ff4VpyIsY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WIPUdfl02sXoq8T8WSe81DsMhH9zhMoWJ8meHEol2fdkv1iS/tjPoq3cteXK5PCyn 93gz1mYS6rF7PeRkLWFO7SVqDLweh3R8UQz14TRsY0W9gZlKjxfDJ1b163VSRYfhTE G8NJ5WA191riuGBW3ewc2AR32NhyhIS7TslziiqU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Henk Vergonet , Lorenzo Bianconi , Felix Fietkau , Sasha Levin Subject: [PATCH 6.6 141/290] wifi: mt76: mt76x2: Add support for LiteOn WN4516R,WN4519R Date: Mon, 23 Jun 2025 15:06:42 +0200 Message-ID: <20250623130631.143312542@linuxfoundation.org> X-Mailer: git-send-email 2.50.0 In-Reply-To: <20250623130626.910356556@linuxfoundation.org> References: <20250623130626.910356556@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Henk Vergonet [ Upstream commit 3c0e4f606d8693795a2c965d6f4987b1bfc31097 ] Adds support for: - LiteOn WN4516R - LiteOn WN4519R Both use: - A nonstandard USB connector - Mediatek chipset MT7600U - ASIC revision: 76320044 Disabled VHT support on ASIC revision 76320044: This fixes the 5G connectibity issue on LiteOn WN4519R module see https://github.com/openwrt/mt76/issues/971 And may also fix the 5G issues on the XBox One Wireless Adapter see https://github.com/openwrt/mt76/issues/200 I have looked at the FCC info related to the MT7632U chip as mentioned in here: https://github.com/openwrt/mt76/issues/459 These confirm the chipset does not support 'ac' mode and hence VHT should be turned of. Signed-off-by: Henk Vergonet Acked-by: Lorenzo Bianconi Link: https://patch.msgid.link/20250418143914.31384-1-henk.vergonet@gmail.com Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt76x2/usb.c | 2 ++ .../net/wireless/mediatek/mt76/mt76x2/usb_init.c | 13 ++++++++++++- 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c index 70d3895762b4c..00248e2b21ea7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c @@ -17,6 +17,8 @@ static const struct usb_device_id mt76x2u_device_table[] = { { USB_DEVICE(0x057c, 0x8503) }, /* Avm FRITZ!WLAN AC860 */ { USB_DEVICE(0x7392, 0xb711) }, /* Edimax EW 7722 UAC */ { USB_DEVICE(0x0e8d, 0x7632) }, /* HC-M7662BU1 */ + { USB_DEVICE(0x0471, 0x2126) }, /* LiteOn WN4516R module, nonstandard USB connector */ + { USB_DEVICE(0x0471, 0x7600) }, /* LiteOn WN4519R module, nonstandard USB connector */ { USB_DEVICE(0x2c4e, 0x0103) }, /* Mercury UD13 */ { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */ { USB_DEVICE(0x045e, 0x02e6) }, /* XBox One Wireless Adapter */ diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c index 33a14365ec9b9..3b55628115115 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c @@ -191,6 +191,7 @@ int mt76x2u_register_device(struct mt76x02_dev *dev) { struct ieee80211_hw *hw = mt76_hw(dev); struct mt76_usb *usb = &dev->mt76.usb; + bool vht; int err; INIT_DELAYED_WORK(&dev->cal_work, mt76x2u_phy_calibrate); @@ -217,7 +218,17 @@ int mt76x2u_register_device(struct mt76x02_dev *dev) /* check hw sg support in order to enable AMSDU */ hw->max_tx_fragments = dev->mt76.usb.sg_en ? MT_TX_SG_MAX_SIZE : 1; - err = mt76_register_device(&dev->mt76, true, mt76x02_rates, + switch (dev->mt76.rev) { + case 0x76320044: + /* these ASIC revisions do not support VHT */ + vht = false; + break; + default: + vht = true; + break; + } + + err = mt76_register_device(&dev->mt76, vht, mt76x02_rates, ARRAY_SIZE(mt76x02_rates)); if (err) goto fail; -- 2.39.5